[Desktop/Multimedia] update Pipewire config for NixOS 24.05

Also disable AirPlay support by default, as it is currently broken.

desktop/general.nix

@@ -36,7 +36,7 @@ in {
         default = true;
         example = false;
       };
-      airplay.enable = (mkEnableOption "AirPlay sink device support") // { default = true; };
+      airplay.enable = mkEnableOption "AirPlay sink device support";
     };
     graphics = {
       shaderCache = {

desktop/multimedia.nix

@@ -72,6 +72,40 @@ in {
         ResumeDelay = 4;
       };
     };
+
+    services.pipewire.extraConfig.pipewire = {
+      "10-combined-outputs" = {
+        "context.modules" = [
+          {
+            name = "libpipewire-module-combine-stream";
+            args = {
+              "combine.mode" = "sink";
+              "node.name" = "combine_sink";
+              "node.description" = "Sortie combinée";
+              "combine.latency-compensate" = true;
+              "combine.props" = {
+                "audio.position" = [ "FL" "FR" ];
+              };
+              "stream.props" = {};
+              "stream.rules" = [
+                {
+                  matches = [
+                    # any of the items in matches needs to match, if one does,
+                    # actions are emited.
+                    {
+                      # all keys must match the value. ! negates. ~ starts regex.
+                      #node.name = "~alsa_input.*"
+                      "media.class" = "Audio/Sink";
+                    }
+                  ];
+                  actions.create-stream = {};
+                }
+              ];
+            };
+          }
+        ];
+      };
+    };
     
     environment.etc = {
     	"wireplumber/bluetooth.lua.d/51-bluez-config.lua".text = ''
@@ -82,43 +116,6 @@ in {
     			["bluez5.headset-roles"] = "[ hsp_hs hsp_ag hfp_hf hfp_ag ]"
     		}
     	'';
-      "pipewire/pipewire.conf.d/combined-outputs.conf".text = ''
-        context.modules = [
-        {   name = libpipewire-module-combine-stream
-            args = {
-                combine.mode = sink
-                node.name = "combine_sink"
-                node.description = "Sortie combinée"
-                combine.latency-compensate = true
-                combine.props = {
-                    audio.position = [ FL FR ]
-                }
-                stream.props = {
-                }
-                stream.rules = [
-                    {
-                        matches = [
-                            # any of the items in matches needs to match, if one does,
-                            # actions are emited.
-                            {
-                                # all keys must match the value. ! negates. ~ starts regex.
-                                #node.name = "~alsa_input.*"
-                                media.class = "Audio/Sink"
-                            }
-                        ]
-                        actions = {
-                            create-stream = {
-                                #combine.audio.position = [ FL FR ]
-                                #audio.position = [ FL FR ]
-                            }
-                        }
-                    }
-                ]
-            }
-        }
-        ]
-        '';
-
     };
     security.rtkit.enable = true; # Real-time support for pipewire
 
@@ -135,7 +132,7 @@ in {
         };
         serviceConfig = {
           ExecStart = [
-            "${pkgs.pipewire}/bin/pipewire -c ${conf}"
+            "${getBin config.services.pipewire.package}/bin/pipewire -c ${conf}"
           ];
           Type = "simple";
           Restart = "on-failure";